Versions of Washington Code 77.55.400 - Determination as to whether construction is a hydraulic project -- Preapplication determination -- Review and comment period -- Written determination on LawServer 2023 Washington Code 77.55.400 – Determination as to whether construction is a hydraulic project — Preapplication determination — Review and comment period — Written determination 2022 Washington Code 77.55.400 – Determination as to whether construction is a hydraulic project–Preapplication determination–Review and comment period–Written determination 2020 Washington Code 77.55.400 – Determination as to whether construction is a hydraulic project — Preapplication determination — Review and comment period — Written determination 2019 Washington Code 77.55.400